<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>单词间隔</title>
		<style type="text/css">
			/*how   are   you*/
			p {
				word-spacing: 20px;
			}
		</style>
	</head>
	<body>
		<p>how are you</p>
	</body>
</html>
